IDEA-60680: Map help buttons to each tab of the Artifacts page

java/idea-ui/src/com/intellij/openapi/roots/ui/configuration/artifacts/ArtifactConfigurable.java

@@ -98,7 +98,7 @@ public class ArtifactConfigurable extends ProjectStructureElementConfigurable<Ar
   }
 
   public String getHelpTopic() {
-    return "reference.settingsdialog.project.structure.artifacts";
+    return myEditor.getHelpTopic();
   }
 
   @Override

java/idea-ui/src/com/intellij/openapi/roots/ui/configuration/artifacts/ArtifactEditorImpl.java

@@ -483,6 +483,15 @@ public class ArtifactEditorImpl implements ArtifactEditorEx {
     myShowSpecificContentOptionsButton = new FixedSizeButton(16);
   }
 
+  public String getHelpTopic() {
+    final int tab = myTabbedPane.getSelectedIndex();
+    if (tab == 0) {
+      return "reference.project.structure.artifacts.output";
+    }
+    String helpId = ArtifactPropertiesEditors.getHelpId(myTabbedPane.getSelectedTitle());
+    return helpId != null ? helpId : "reference.settingsdialog.project.structure.artifacts";
+  }
+
   private class MyDataProvider implements TypeSafeDataProvider {
     public void calcData(DataKey key, DataSink sink) {
       if (ARTIFACTS_EDITOR_KEY.equals(key)) {

java/idea-ui/src/com/intellij/openapi/roots/ui/configuration/artifacts/ArtifactPropertiesEditors.java

@@ -24,6 +24,7 @@ import com.intellij.packaging.impl.artifacts.ArtifactUtil;
 import com.intellij.packaging.ui.ArtifactEditorContext;
 import com.intellij.packaging.ui.ArtifactPropertiesEditor;
 import com.intellij.ui.TabbedPaneWrapper;
+import org.jetbrains.annotations.Nullable;
 
 import javax.swing.*;
 import java.util.*;
@@ -105,6 +106,20 @@ public class ArtifactPropertiesEditors {
     }
   }
 
+  @Nullable
+  public static String getHelpId(String title) {
+    if (ArtifactPropertiesEditor.VALIDATION_TAB.equals(title)) {
+      return "reference.project.structure.artifacts.validation";
+    }
+    else if (ArtifactPropertiesEditor.PRE_PROCESSING_TAB.equals(title)) {
+      return "reference.project.structure.artifacts.preprocessing";
+    }
+    else if (ArtifactPropertiesEditor.POST_PROCESSING_TAB.equals(title)) {
+      return "reference.project.structure.artifacts.postprocessing";
+    }
+    return null;
+  }
+
   private class PropertiesEditorInfo {
     private final ArtifactPropertiesEditor myEditor;
     private final ArtifactProperties<?> myProperties;